Bottle cap



FIG. 1 is a top rear perspective view of a bottle cap;

FIG. 2 is a front view of the bottle cap of FIG. 1;

FIG. 3 is a rear view of the bottle cap of FIG. 1;

FIG. 4 is right side view of the bottle cap of FIG. 1;

FIG. 5 is a left side view of the bottle cap of FIG. 1;

FIG. 6 is a top view of the bottle cap of FIG. 1; and,

FIG. 7 is a bottom view the bottle cap of FIG. 1.

The broken lines showing a bottle depict environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a bottle cap, as shown and described. 